4021024002131 has 4 divisors (see below), whose sum is σ = 4106577704352. Its totient is φ = 3935470299912.

The previous prime is 4021024002113. The next prime is 4021024002137. The reversal of 4021024002131 is 1312004201204.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4021024002131 - 2¹⁰ = 4021024001107 is a prime.

It is a super-2 number, since 2×4021024002131² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4021024002137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42776851040 + ... + 42776851133.

It is an arithmetic number, because the mean of its divisors is an integer number (1026644426088).

Almost surely, 2^{4021024002131} is an apocalyptic number.

4021024002131 is a deficient number, since it is larger than the sum of its proper divisors (85553702221).

4021024002131 is an equidigital number, since it uses as much as digits as its factorization.

4021024002131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85553702220.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 4021024002131 its reverse (1312004201204), we get a palindrome (5333028203335).

The spelling of 4021024002131 in words is "four trillion, twenty-one billion, twenty-four million, two thousand, one hundred thirty-one".